[PATCH v2 14/16] ipsec: use previous value atomic fetch operations

[Tyler Retzlaff]

Use __atomic_fetch_{add,and,or,sub,xor} instead of
__atomic_{add,and,or,sub,xor}_fetch adding the necessary code to
allow consumption of the resulting value.

Signed-off-by: Tyler Retzlaff <roretzla at linux.microsoft.com>
---
 lib/ipsec/ipsec_sqn.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/ipsec/ipsec_sqn.h b/lib/ipsec/ipsec_sqn.h
index 2636cb1..505950e 100644
--- a/lib/ipsec/ipsec_sqn.h
+++ b/lib/ipsec/ipsec_sqn.h
@@ -128,7 +128,7 @@
 
 	n = *num;
 	if (SQN_ATOMIC(sa))
-		sqn = __atomic_add_fetch(&sa->sqn.outb, n, __ATOMIC_RELAXED);
+		sqn = __atomic_fetch_add(&sa->sqn.outb, n, __ATOMIC_RELAXED) + n;
 	else {
 		sqn = sa->sqn.outb + n;
 		sa->sqn.outb = sqn;
-- 
1.8.3.1